{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "RNA", "cell line", "cell type", "DNA"], "input": "This mutant also functions in vivo as a trans-acting dominant negative regulator : the transcriptional inducibility of the HIV long terminal repeat (which contains two potential NF-kappa B binding sites) by phorbol ester ( PMA ) is inhibited when it is co-transfected into CD4+ T cells with the delta SP mutant."}
{"protein": ["trans-acting dominant negative regulator", "NF-kappa B", "delta SP"], "RNA": [], "cell line": ["CD4+ T cells"], "cell type": [], "DNA": ["HIV long terminal repeat"]}